body{
    width: 100wv;
    height: 100vh;
    padding:30px;
    box-sizing: border-box;
}

*{
    margin: 0;
}

a{
    text-decoration:none;
}

.page{
    position:absolute;
    border: 10px solid #ccc;
    padding:20px;
    background-color: #fff;
    min-height: 1000px;
}